CN204867797U - Friction stir welding axial force detection device - Google Patents
Friction stir welding axial force detection device Download PDFInfo
- Publication number
- CN204867797U CN204867797U CN201520534799.2U CN201520534799U CN204867797U CN 204867797 U CN204867797 U CN 204867797U CN 201520534799 U CN201520534799 U CN 201520534799U CN 204867797 U CN204867797 U CN 204867797U
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- China
- Prior art keywords
- right baffle
- friction stir
- stir welding
- plate
- slide rail
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Abstract
The utility model discloses a friction stir welding axial force detection device, include weighing transducer, be located the bottom plate on the weighing transducer, the both ends of bottom plate are fixed with left baffle and right baffle respectively, still are provided with length direction between left baffle and the right baffle along between the two apart from the slide rail of direction, it can be along the gliding flexible backing plate of slide rail still to be provided with on the slide rail, on left baffle and/or the right baffle still threaded connection have axial direction to be on a parallel with slide rail length direction's puller bolt, just the one end of puller bolt and the contact of flexible backing plate's side. The utility model discloses simple structure sets up the convenience on current FSW welding machine, the friction stir welding's of being convenient for welding process assesss and control friction stir welding's welding quality.
Description
Technical field
The utility model relates to a kind of electronic devices and components auxiliary welding equipment, particularly relates to a kind of friction stir welding axial force detection device.
Background technology
Friction welding (FW) utilizes the heat that stirring-head and workpiece end face move mutually, phase mutual friction produces, and makes end reach hot plastic state, completes a kind of method of welding.Friction stir welding (FSW) welding process is stretched into the seam crossing of workpiece, by the High Rotation Speed of soldering tip, makes itself and welding work pieces material friction, thus it is softening that the material temperature of connecting portion is raised.Friction welding (FW) can connect of the same race or foreign material easily, comprises metal, part metals based composites, pottery and plastics.Friction welding (FW) welding method has been applied more than 40 year in manufacturing industry, because its productivity ratio is high, quality obtains production application widely well.
In each stage of welding of friction stir welding, as the stage be rotatably inserted at stirring-head, because materials to be welded is extruded not reaching under soft state, the pressure that weld seam is subject to stirring-head axial direction is a process increased gradually, subsequently after stirring-head is inserted into most deep location, along with softening further of materials to be welded, above pressure reduces gradually, be stirring-head walking phase subsequently, materials to be welded softening degree now in welding direction is inadequate, because stirring-head has certain inclination angle, the axial compressive force that weld seam is subject to stirring-head increases, along with the operation of stirring-head, materials to be welded softens further, the axial compressive force that weld seam is subject to stirring-head reduces again, after this stage is the stable welding stage.Therefore agitating friction has been welded in the process of one weld seam welding, stirring-head pressure axially has multiple phasic Chang, the phasic Chang welding quality impact of above axial compressive force is larger, lack a kind of device in prior art to check for above axial compressive force change, be unfavorable for friction stir welding qualification of welding procedure and control welding quality.
Utility model content
Be welded in the process of one weld seam welding for agitating friction in above-mentioned prior art, stirring-head pressure axially has multiple phasic Chang, the phasic Chang welding quality impact of above axial compressive force is larger, lack a kind of device in prior art to check for above axial compressive force change, be unfavorable for the problem of friction stir welding qualification of welding procedure and control welding quality, the utility model provides a kind of friction stir welding axial force detection device.
For the problems referred to above, a kind of friction stir welding axial force detection device that the utility model provides solves problem by following technical essential: a kind of friction stir welding axial force detection device, comprise weight sensor, be positioned at the base plate on weight sensor, the two ends of described base plate are fixed with right baffle-plate and right baffle plate respectively, the slide rail of length direction along both spacing directions is also provided with between right baffle-plate and right baffle plate, described slide rail is also provided with the movable pad that can slide along slide rail, axial direction that right baffle-plate and/or right baffle plate are also threaded is parallel to the puller bolt of slide rail length direction, and one end of described puller bolt and the contacts side surfaces of movable pad.
Concrete, the utility model is for being seated in existing FSW workbench, gravity sensor is used for upper plate, right baffle plate, right baffle-plate, puller bolt, movable pad, the gravity of the objects such as workpiece and stirring-head, the fixed mechanism compression fixing for workpiece is measured, above gravity sensor exports preferably return-to-zero after completing the utility model installation, different numerical value can be obtained on weight sensor according to the change of stirring-head axial compression stress like this in the course of work of stirring-head, above numerical value is owing to have passed through the transmission of weld seam, therefore the compression size of the weld seam in welding process at stirring-head axial direction can be characterized, therefore above numerical value is convenient to friction stir welding qualification of welding procedure and is controlled the welding quality of friction stir welding.
The puller bolt arranged is used for the position of fixing movable pad relative to stirring-head, because weight sensor is as the contact portion of the utility model and FSW workbench, the utility model is same with FSW workbench exists frictional force, the fixture of weight sensor coupling is preferably set when the utility model uses, like this, movable pad is set to the version adjustable relative to stirring-head position, make when not adjusting above-mentioned fixture, the position of movable pad relative to stirring-head can be limited by puller bolt, like this, the utility model can adopt the movable pad of different size for the size of workpiece, therefore the welding efficiency impact of the checkout gear of this structure on agitating friction welding machine is little.
Preferably the fixed mechanism fixing for workpiece is arranged on base plate of the present utility model or movable pad, to avoid fixed mechanism to the uncertain action of compressive stress of workpiece to weight sensor, so that the return-to-zero of weight sensor, preferably arrange on movable pad, with the relative motion avoiding above compression to hinder movable pad and slide rail.
Further technical scheme is:
Adjustable along the position of slide rail for realizing same movable pad, for ease of described right baffle-plate and right baffle plate are provided with puller bolt.
For ease of brake pushing bolt, puller bolt is avoided to be the screw thread damaged in movable pad contact process on puller bolt, affect puller bolt to exit from right baffle plate or right baffle-plate, the thread segment end of described puller bolt contacts with movable pad, and the end of thread end of puller bolt is provided with chamfering.Above version by right baffle plate or/and right baffle-plate is arranged the internal thread hole structure run through and is realized.
For reduction weight sensor is out of shape the impact on stirring-head axial compressive force and welding quality, described weight sensor is LOAD CELLS.In prior art, LOAD CELLS is relative to other forms of weight sensor, have to load(ing) point change insensitive, anti-bias load performance is good, built-in linear is good, easy for installation, low cost and other advantages.
For ease of realizing the continuous measurement, analysis, record etc. to weight sensor income value, also comprise the processing module for the process of weight sensor output valve, the signal input part of described processing module is connected with the signal output part of weight sensor.Above processing module can adopt industrial computer.
For ease of measuring above, analyzing, the output of the data such as record, the output of described processing module is also connected with output device, described output device is one or both in display instrument, printing equipment.
The utility model has following beneficial effect:
1, the utility model structure is simple, different numerical value can be obtained on weight sensor according to the change of stirring-head axial compression stress in the course of work of stirring-head, above numerical value is owing to have passed through the transmission of weld seam, therefore can characterize the compression size of the weld seam in welding process at stirring-head axial direction, therefore above numerical value is convenient to friction stir welding qualification of welding procedure and is controlled the welding quality of friction stir welding.
2, the puller bolt arranged is used for the position of fixing movable pad relative to stirring-head, because weight sensor is as the contact portion of the utility model and FSW workbench, the utility model is same with FSW workbench exists frictional force, the fixture of weight sensor coupling is preferably set when the utility model uses, like this, movable pad is set to the version adjustable relative to stirring-head position, make when not adjusting above-mentioned fixture, the position of movable pad relative to stirring-head can be limited by puller bolt, like this, the utility model can adopt the movable pad of different size for the size of workpiece, therefore the welding efficiency impact of the checkout gear of this structure on agitating friction welding machine is little.
Accompanying drawing explanation
Fig. 1 is the structure of a kind of friction stir welding axial force detection device described in the utility model specific embodiment and uses schematic diagram.
Figure acceptance of the bid note is respectively: 1, FSW workbench, and 2, weight sensor, 3, base plate, 4, right baffle plate, 5, puller bolt, 6, slide rail, 7, movable pad, 8, workpiece, 9, stirring-head, 10, right baffle-plate, 11, fixed mechanism.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail, but structure of the present utility model is not limited only to following examples.
Embodiment 1:
As Fig. 1, a kind of friction stir welding axial force detection device, comprise weight sensor 2, be positioned at the base plate 3 on weight sensor 2, the two ends of described base plate 3 are fixed with right baffle-plate 10 and right baffle plate 4 respectively, the slide rail 6 of length direction along both spacing directions is also provided with between right baffle-plate 10 and right baffle plate 4, described slide rail 6 is also provided with the movable pad 7 that can slide along slide rail 6, axial direction that right baffle-plate 10 and/or right baffle plate 4 are also threaded is parallel to the puller bolt 5 of slide rail 6 length direction, and one end of described puller bolt 5 and the contacts side surfaces of movable pad 7.
In the present embodiment, the utility model is used for being seated in existing FSW workbench 1, gravity sensor is used for upper plate 3, right baffle plate 4, right baffle-plate 10, puller bolt 5, movable pad 7, the gravity of object such as workpiece 8 grade and stirring-head 9, fixed mechanism 11 compression fixing for workpiece 8 is measured, above gravity sensor exports preferably return-to-zero after completing the utility model installation, different numerical value can be obtained on weight sensor 2 according to the change of stirring-head 9 axial compression stress like this in the course of work of stirring-head 9, above numerical value is owing to have passed through the transmission of weld seam, therefore the compression size of the weld seam in welding process at stirring-head 9 axial direction can be characterized, therefore above numerical value is convenient to friction stir welding qualification of welding procedure and is controlled the welding quality of friction stir welding.
The puller bolt 5 arranged is for the position of fixing movable pad 7 relative to stirring-head 9, because weight sensor 2 is as the contact portion of the utility model and FSW workbench 1, the utility model is same with FSW workbench 1 exists frictional force, the fixture that weight sensor 2 mates preferably is set when the utility model uses, like this, movable pad 7 is set to the version adjustable relative to stirring-head 9 position, make when not adjusting above-mentioned fixture, the position of movable pad 7 relative to stirring-head 9 can be limited by puller bolt 5, like this, the utility model can adopt the movable pad 7 of different size for the size of workpiece 8, therefore the welding efficiency impact of the checkout gear of this structure on agitating friction welding machine is little.
In the present embodiment, preferably the fixed mechanism 11 being used for workpiece 8 fixing is arranged on base plate 3 of the present utility model or movable pad 7, to avoid the uncertain action of compressive stress of fixed mechanism 11 pairs of workpiece 8 to weight sensor 2, so that the return-to-zero of weight sensor 2, preferably arrange on movable pad 7, with the relative motion avoiding above compression to hinder movable pad 7 and slide rail 6.
Embodiment 2:
The present embodiment is further qualified on the basis of embodiment 1, as Fig. 1, adjustable along the position of slide rail 6 for realizing same movable pad 7, for ease of described right baffle-plate 10 and right baffle plate 4 are provided with puller bolt 5.
For ease of brake pushing bolt 5, puller bolt 5 is avoided to be the screw thread damaged in movable pad 7 contact process on puller bolt 5, affect puller bolt 5 to exit from right baffle plate 4 or right baffle-plate 10, the thread segment end of described puller bolt 5 contacts with movable pad 7, and the end of thread end of puller bolt 5 is provided with chamfering.Above version by right baffle plate 4 or/and right baffle-plate 10 is arranged the internal thread hole structure run through and is realized.
For reduction weight sensor 2 is out of shape the impact on stirring-head 9 axial compressive force and welding quality, described weight sensor 2 is LOAD CELLS.In prior art, LOAD CELLS is relative to other forms of weight sensor 2, have to load(ing) point change insensitive, anti-bias load performance is good, built-in linear is good, easy for installation, low cost and other advantages.
Embodiment 3:
The present embodiment is further qualified on the basis of any one embodiment above, as Fig. 1, for ease of realizing the continuous measurement, analysis, record etc. to weight sensor 2 income value, also comprise the processing module for the process of weight sensor 2 output valve, the signal input part of described processing module is connected with the signal output part of weight sensor 2.Above processing module can adopt industrial computer.
For ease of measuring above, analyzing, the output of the data such as record, the output of described processing module is also connected with output device, described output device is one or both in display instrument, printing equipment.
Above content is the further description done the utility model in conjunction with concrete preferred embodiment, can not assert that detailed description of the invention of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, not departing from other embodiments drawn under the technical solution of the utility model, all should be included in protection domain of the present utility model.
Claims (6)
1. a friction stir welding axial force detection device, it is characterized in that, comprise weight sensor (2), be positioned at the base plate (3) on weight sensor (2), the two ends of described base plate (3) are fixed with right baffle-plate (10) and right baffle plate (4) respectively, the slide rail (6) of length direction along both spacing directions is also provided with between right baffle-plate (10) and right baffle plate (4), described slide rail (6) is also provided with the movable pad (7) that can slide along slide rail (6), axial direction that right baffle-plate (10) and/or right baffle plate (4) are also threaded is parallel to the puller bolt (5) of slide rail (6) length direction, and the contacts side surfaces of one end of described puller bolt (5) and movable pad (7).
2. a kind of friction stir welding axial force detection device according to claim 1, is characterized in that, described right baffle-plate (10) and right baffle plate (4) are provided with puller bolt (5).
3. a kind of friction stir welding axial force detection device according to claim 1, is characterized in that, the thread segment end of described puller bolt (5) contacts with movable pad (7), and the end of thread end of puller bolt (5) is provided with chamfering.
4. a kind of friction stir welding axial force detection device according to claim 1, is characterized in that, described weight sensor (2) is LOAD CELLS.
5. a kind of friction stir welding axial force detection device according to claim 1, it is characterized in that, also comprise the processing module for weight sensor (2) output valve process, the signal input part of described processing module is connected with the signal output part of weight sensor (2).
6. a kind of friction stir welding axial force detection device according to claim 5, is characterized in that, the output of described processing module is also connected with output device, and described output device is one or both in display instrument, printing equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520534799.2U CN204867797U (en) | 2015-07-23 | 2015-07-23 | Friction stir welding axial force detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520534799.2U CN204867797U (en) | 2015-07-23 | 2015-07-23 | Friction stir welding axial force detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204867797U true CN204867797U (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520534799.2U Expired - Fee Related CN204867797U (en) | 2015-07-23 | 2015-07-23 | Friction stir welding axial force detection device |
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| Country | Link |
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| CN (1) | CN204867797U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001895A (en) * | 2016-06-07 | 2016-10-12 | 清华大学 | Rotary type wood friction welding and stress testing device |
| CN108489654A (en) * | 2018-05-28 | 2018-09-04 | 西北工业大学 | A kind of spin friction weldering frictional interface part positive pressure force measuring device and measurement method |
| CN109623134A (en) * | 2019-01-29 | 2019-04-16 | 哈尔滨焊接研究院有限公司 | Position control mode and the interactive axial rub welder of force control mode and friction-welding technique |
-
2015
- 2015-07-23 CN CN201520534799.2U patent/CN204867797U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001895A (en) * | 2016-06-07 | 2016-10-12 | 清华大学 | Rotary type wood friction welding and stress testing device |
| CN108489654A (en) * | 2018-05-28 | 2018-09-04 | 西北工业大学 | A kind of spin friction weldering frictional interface part positive pressure force measuring device and measurement method |
| CN109623134A (en) * | 2019-01-29 | 2019-04-16 | 哈尔滨焊接研究院有限公司 | Position control mode and the interactive axial rub welder of force control mode and friction-welding technique |
| CN109623134B (en) * | 2019-01-29 | 2023-12-29 | 中国机械总院集团哈尔滨焊接研究所有限公司 | Axial friction welding device with interaction of position control mode and force control mode and friction welding process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160723 |